diff options
Diffstat (limited to 'src/southbridge/amd/agesa/hudson/lpc.c')
| -rw-r--r-- | src/southbridge/amd/agesa/hudson/lpc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/southbridge/amd/agesa/hudson/lpc.c b/src/southbridge/amd/agesa/hudson/lpc.c index 4cfbb6487e..eed1aec2e3 100644 --- a/src/southbridge/amd/agesa/hudson/lpc.c +++ b/src/southbridge/amd/agesa/hudson/lpc.c @@ -23,6 +23,7 @@ #include <device/pci_def.h> #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> +#include <arch/io.h> #include <arch/ioapic.h> #include <arch/acpi.h> #include <pc80/i8254.h> @@ -335,6 +336,16 @@ unsigned long acpi_fill_mcfg(unsigned long current) return current; } +static void lpc_final(struct device *dev) +{ + if (!acpi_is_wakeup_s3()) { + if (CONFIG(HAVE_SMI_HANDLER)) + outl(0x0, ACPI_PM1_CNT_BLK); /* clear SCI_EN */ + else + outl(0x1, ACPI_PM1_CNT_BLK); /* set SCI_EN */ + } +} + static struct pci_operations lops_pci = { .set_subsystem = pci_dev_set_subsystem, }; @@ -347,6 +358,7 @@ static struct device_operations lpc_ops = { .write_acpi_tables = acpi_write_hpet, #endif .init = lpc_init, + .final = lpc_final, .scan_bus = scan_static_bus, .ops_pci = &lops_pci, .acpi_name = lpc_acpi_name, |